<?php

namespace Email;

use Email\Smtp;

/* ~ class.phpmailer.php
  .---------------------------------------------------------------------------.
  |  Software: PHPMailer - PHP email class                                    |
  |   Version: 5.1                                                            |
  |   Contact: via sourceforge.net support pages (also www.worxware.com)      |
  |      Info: http://phpmailer.sourceforge.net                               |
  |   Support: http://sourceforge.net/projects/phpmailer/                     |
  | ------------------------------------------------------------------------- |
  |     Admin: Andy Prevost (project admininistrator)                         |
  |   Authors: Andy Prevost (codeworxtech) codeworxtech@users.sourceforge.net |
  |          : Marcus Bointon (coolbru) coolbru@users.sourceforge.net         |
  |   Founder: Brent R. Matzelle (original founder)                           |
  | Copyright (c) 2004-2009, Andy Prevost. All Rights Reserved.               |
  | Copyright (c) 2001-2003, Brent R. Matzelle                                |
  | ------------------------------------------------------------------------- |
  |   License: Distributed under the Lesser General Public License (LGPL)     |
  |            http://www.gnu.org/copyleft/lesser.html                        |
  | This program is distributed in the hope that it will be useful - WITHOUT  |
  | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or     |
  | FITNESS FOR A PARTICULAR PURPOSE.                                         |
  | ------------------------------------------------------------------------- |
  | We offer a number of paid services (www.worxware.com):                    |
  | - Web Hosting on highly optimized fast and secure servers                 |
  | - Technology Consulting                                                   |
  | - Oursourcing (highly qualified programmers and graphic designers)        |
  '---------------------------------------------------------------------------'
 */

/**
 * PHPMailer - PHP email transport class
 * NOTE: Requires PHP version 5 or later
 * @package PHPMailer
 * @author Andy Prevost
 * @author Marcus Bointon
 * @copyright 2004 - 2009 Andy Prevost
 * @version $Id: class.phpmailer.php 447 2009-05-25 01:36:38Z codeworxtech $
 * @license http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License
 */
if (version_compare(PHP_VERSION, '5.0.0', '<'))
    exit("Sorry, this version of PHPMailer will only run on PHP version 5 or greater!\n");

class Phpmailer {
    /////////////////////////////////////////////////
    // PROPERTIES, PUBLIC
    /////////////////////////////////////////////////

    /**
     * Email priority (1 = High, 3 = Normal, 5 = low).
     * @var int
     */
    public $Priority = 3;

    /**
     * Sets the CharSet of the message.
     * @var string
     */
    public $CharSet = 'utf-8';

    /**
     * Sets the Content-type of the message.
     * @var string
     */
    public $ContentType = 'text/plain';

    /**
     * Sets the Encoding of the message. Options for this are
     *  "8bit", "7bit", "binary", "base64", and "quoted-printable".
     * @var string
     */
    public $Encoding = '8bit';

    /**
     * Holds the most recent mailer error message.
     * @var string
     */
    public $ErrorInfo = '';

    /**
     * Sets the From email address for the message.
     * @var string
     */
    public $From = 'root@localhost';

    /**
     * Sets the From name of the message.
     * @var string
     */
    public $FromName = 'Root User';

    /**
     * Sets the Sender email (Return-Path) of the message.  If not empty,
     * will be sent via -f to sendmail or as 'MAIL FROM' in smtp mode.
     * @var string
     */
    public $Sender = '';

    /**
     * Sets the Subject of the message.
     * @var string
     */
    public $Subject = '';

    /**
     * Sets the Body of the message.  This can be either an HTML or text body.
     * If HTML then run IsHTML(true).
     * @var string
     */
    public $Body = '';

    /**
     * Sets the text-only body of the message.  This automatically sets the
     * email to multipart/alternative.  This body can be read by mail
     * clients that do not have HTML email capability such as mutt. Clients
     * that can read HTML will view the normal Body.
     * @var string
     */
    public $AltBody = '';

    /**
     * Sets word wrapping on the body of the message to a given number of
     * characters.
     * @var int
     */
    public $WordWrap = 0;

    /**
     * Method to send mail: ("mail", "sendmail", or "smtp").
     * @var string
     */
    public $Mailer = 'mail';

    /**
     * Sets the path of the sendmail program.
     * @var string
     */
    public $Sendmail = '/usr/sbin/sendmail';

    /**
     * Path to PHPMailer plugins.  Useful if the SMTP class
     * is in a different directory than the PHP include path.
     * @var string
     */
    public $PluginDir = '';

    /**
     * Sets the email address that a reading confirmation will be sent.
     * @var string
     */
    public $ConfirmReadingTo = '';

    /**
     * Sets the hostname to use in Message-Id and Received headers
     * and as default HELO string. If empty, the value returned
     * by SERVER_NAME is used or 'localhost.localdomain'.
     * @var string
     */
    public $Hostname = '';

    /**
     * Sets the message ID to be used in the Message-Id header.
     * If empty, a unique id will be generated.
     * @var string
     */
    public $MessageID = '';

    /////////////////////////////////////////////////
    // PROPERTIES FOR SMTP
    /////////////////////////////////////////////////

    /**
     * Sets the SMTP hosts.  All hosts must be separated by a
     * semicolon.  You can also specify a different port
     * for each host by using this format: [hostname:port]
     * (e.g. "smtp1.example.com:25;smtp2.example.com").
     * Hosts will be tried in order.
     * @var string
     */
    public $Host = 'localhost';

    /**
     * Sets the default SMTP server port.
     * @var int
     */
    public $Port = 25;

    /**
     * Sets the SMTP HELO of the message (Default is $Hostname).
     * @var string
     */
    public $Helo = '';

    /**
     * Sets connection prefix.
     * Options are "", "ssl" or "tls"
     * @var string
     */
    public $SMTPSecure = '';

    /**
     * Sets SMTP authentication. Utilizes the Username and Password variables.
     * @var bool
     */
    public $SMTPAuth = false;

    /**
     * Sets SMTP username.
     * @var string
     */
    public $Username = '';

    /**
     * Sets SMTP password.
     * @var string
     */
    public $Password = '';

    /**
     * Sets the SMTP server timeout in seconds.
     * This function will not work with the win32 version.
     * @var int
     */
    public $Timeout = 10;

    /**
     * Sets SMTP class debugging on or off.
     * @var bool
     */
    public $SMTPDebug = false;

    /**
     * Prevents the SMTP connection from being closed after each mail
     * sending.  If this is set to true then to close the connection
     * requires an explicit call to SmtpClose().
     * @var bool
     */
    public $SMTPKeepAlive = false;

    /**
     * Provides the ability to have the TO field process individual
     * emails, instead of sending to entire TO addresses
     * @var bool
     */
    public $SingleTo = false;

    /**
     * If SingleTo is true, this provides the array to hold the email addresses
     * @var bool
     */
    public $SingleToArray = array();

    /**
     * Provides the ability to change the line ending
     * @var string
     */
    public $LE = "\n";

    /**
     * Used with DKIM DNS Resource Record
     * @var string
     */
    public $DKIM_selector = 'phpmailer';

    /**
     * Used with DKIM DNS Resource Record
     * optional, in format of email address 'you@yourdomain.com'
     * @var string
     */
    public $DKIM_identity = '';

    /**
     * Used with DKIM DNS Resource Record
     * optional, in format of email address 'you@yourdomain.com'
     * @var string
     */
    public $DKIM_domain = '';

    /**
     * Used with DKIM DNS Resource Record
     * optional, in format of email address 'you@yourdomain.com'
     * @var string
     */
    public $DKIM_private = '';

    /**
     * Callback Action function name
     * the function that handles the result of the send email action. Parameters:
     *   bool    $result        result of the send action
     *   string  $to            email address of the recipient
     *   string  $cc            cc email addresses
     *   string  $bcc           bcc email addresses
     *   string  $subject       the subject
     *   string  $body          the email body
     * @var string
     */
    public $action_function = ''; //'callbackAction';

    /**
     * Sets the PHPMailer Version number
     * @var string
     */
    public $Version = '5.1';
    /////////////////////////////////////////////////
    // PROPERTIES, PRIVATE AND PROTECTED
    /////////////////////////////////////////////////

    private $smtp = NULL;
    private $to = array();
    private $cc = array();
    private $bcc = array();
    private $ReplyTo = array();
    private $all_recipients = array();
    private $attachment = array();
    private $CustomHeader = array();
    private $message_type = '';
    private $boundary = array();
    protected $language = array();
    private $error_count = 0;
    private $sign_cert_file = "";
    private $sign_key_file = "";
    private $sign_key_pass = "";
    private $exceptions = false;

    /////////////////////////////////////////////////
    // CONSTANTS
    /////////////////////////////////////////////////

    const STOP_MESSAGE = 0; // message only, continue processing
    const STOP_CONTINUE = 1; // message?, likely ok to continue processing
    const STOP_CRITICAL = 2; // message, plus full stop, critical error reached

    /////////////////////////////////////////////////
    // METHODS, VARIABLES
    /////////////////////////////////////////////////

    /**
     * Constructor
     * @param boolean $exceptions Should we throw external exceptions?
     */
    public function __construct($exceptions = false) {
	$this->exceptions = ($exceptions == true);
    }

    /**
     * Sets message type to HTML.
     * @param bool $ishtml
     * @return void
     */
    public function IsHTML($ishtml = true) {
	if ($ishtml) {
	    $this->ContentType = 'text/html';
	} else {
	    $this->ContentType = 'text/plain';
	}
    }

    /**
     * Sets Mailer to send message using SMTP.
     * @return void
     */
    public function IsSMTP() {
	$this->Mailer = 'smtp';
    }

    /**
     * Sets Mailer to send message using PHP mail() function.
     * @return void
     */
    public function IsMail() {
	$this->Mailer = 'mail';
    }

    /**
     * Sets Mailer to send message using the $Sendmail program.
     * @return void
     */
    public function IsSendmail() {
	if (!stristr(ini_get('sendmail_path'), 'sendmail')) {
	    $this->Sendmail = '/var/qmail/bin/sendmail';
	}
	$this->Mailer = 'sendmail';
    }

    /**
     * Sets Mailer to send message using the qmail MTA.
     * @return void
     */
    public function IsQmail() {
	if (stristr(ini_get('sendmail_path'), 'qmail')) {
	    $this->Sendmail = '/var/qmail/bin/sendmail';
	}
	$this->Mailer = 'sendmail';
    }

    /////////////////////////////////////////////////
    // METHODS, RECIPIENTS
    /////////////////////////////////////////////////

    /**
     * Adds a "To" address.
     * @param string $address
     * @param string $name
     * @return boolean true on success, false if address already used
     */
    public function AddAddress($address, $name = '') {
	return $this->AddAnAddress('to', $address, $name);
    }

    /**
     * Adds a "Cc" address.
     * Note: this function works with the SMTP mailer on win32, not with the "mail" mailer.
     * @param string $address
     * @param string $name
     * @return boolean true on success, false if address already used
     */
    public function AddCC($address, $name = '') {
	return $this->AddAnAddress('cc', $address, $name);
    }

    /**
     * Adds a "Bcc" address.
     * Note: this function works with the SMTP mailer on win32, not with the "mail" mailer.
     * @param string $address
     * @param string $name
     * @return boolean true on success, false if address already used
     */
    public function AddBCC($address, $name = '') {
	return $this->AddAnAddress('bcc', $address, $name);
    }

    /**
     * Adds a "Reply-to" address.
     * @param string $address
     * @param string $name
     * @return boolean
     */
    public function AddReplyTo($address, $name = '') {
	return $this->AddAnAddress('ReplyTo', $address, $name);
    }

    /**
     * Adds an address to one of the recipient arrays
     * Addresses that have been added already return false, but do not throw exceptions
     * @param string $kind One of 'to', 'cc', 'bcc', 'ReplyTo'
     * @param string $address The email address to send to
     * @param string $name
     * @return boolean true on success, false if address already used or invalid in some way
     * @access private
     */
    private function AddAnAddress($kind, $address, $name = '') {
	if (!preg_match('/^(to|cc|bcc|ReplyTo)$/', $kind)) {
	    echo 'Invalid recipient array: ' . kind;
	    return false;
	}
	$address = trim($address);
	$name = trim(preg_replace('/[\r\n]+/', '', $name)); //Strip breaks and trim
	if (!self::ValidateAddress($address)) {
	    $this->SetError($this->Lang('invalid_address') . ': ' . $address);
	    if ($this->exceptions) {
		throw new \Exception($this->Lang('invalid_address') . ': ' . $address);
	    }
	    echo $this->Lang('invalid_address') . ': ' . $address;
	    return false;
	}
	if ($kind != 'ReplyTo') {
	    if (!isset($this->all_recipients[strtolower($address)])) {
		array_push($this->$kind, array($address, $name));
		$this->all_recipients[strtolower($address)] = true;
		return true;
	    }
	} else {
	    if (!array_key_exists(strtolower($address), $this->ReplyTo)) {
		$this->ReplyTo[strtolower($address)] = array($address, $name);
		return true;
	    }
	}
	return false;
    }

    /**
     * Set the From and FromName properties
     * @param string $address
     * @param string $name
     * @return boolean
     */
    public function SetFrom($address, $name = '', $auto = 1) {
	$address = trim($address);
	$name = trim(preg_replace('/[\r\n]+/', '', $name)); //Strip breaks and trim
	if (!self::ValidateAddress($address)) {
	    $this->SetError($this->Lang('invalid_address') . ': ' . $address);
	    if ($this->exceptions) {
		throw new \Exception($this->Lang('invalid_address') . ': ' . $address);
	    }
	    echo $this->Lang('invalid_address') . ': ' . $address;
	    return false;
	}
	$this->From = $address;
	$this->FromName = $name;
	if ($auto) {
	    if (empty($this->ReplyTo)) {
		$this->AddAnAddress('ReplyTo', $address, $name);
	    }
	    if (empty($this->Sender)) {
		$this->Sender = $address;
	    }
	}
	return true;
    }

    /**
     * Check that a string looks roughly like an email address should
     * Static so it can be used without instantiation
     * Tries to use PHP built-in validator in the filter extension (from PHP 5.2), falls back to a reasonably competent regex validator
     * Conforms approximately to RFC2822
     * @link http://www.hexillion.com/samples/#Regex Original pattern found here
     * @param string $address The email address to check
     * @return boolean
     * @static
     * @access public
     */
    public static function ValidateAddress($address) {
	if (function_exists('filter_var')) { //Introduced in PHP 5.2
	    if (filter_var($address, FILTER_VALIDATE_EMAIL) === FALSE) {
		return false;
	    } else {
		return true;
	    }
	} else {
	    return preg_match('/^(?:[\w\!\#\$\%\&\'\*\+\-\/\=\?\^\`\{\|\}\~]+\.)*[\w\!\#\$\%\&\'\*\+\-\/\=\?\^\`\{\|\}\~]+@(?:(?:(?:[a-zA-Z0-9_](?:[a-zA-Z0-9_\-](?!\.)){0,61}[a-zA-Z0-9_-]?\.)+[a-zA-Z0-9_](?:[a-zA-Z0-9_\-](?!$)){0,61}[a-zA-Z0-9_]?)|(?:\[(?:(?:[01]?\d{1,2}|2[0-4]\d|25[0-5])\.){3}(?:[01]?\d{1,2}|2[0-4]\d|25[0-5])\]))$/', $address);
	}
    }

    /////////////////////////////////////////////////
    // METHODS, MAIL SENDING
    /////////////////////////////////////////////////

    /**
     * Creates message and assigns Mailer. If the message is
     * not sent successfully then it returns false.  Use the ErrorInfo
     * variable to view description of the error.
     * @return bool
     */
    public function Send() {
	try {
	    if ((count($this->to) + count($this->cc) + count($this->bcc)) < 1) {
		throw new \Exception($this->Lang('provide_address'), self::STOP_CRITICAL);
	    }

	    // Set whether the message is multipart/alternative
	    if (!empty($this->AltBody)) {
		$this->ContentType = 'multipart/alternative';
	    }

	    $this->error_count = 0; // reset errors
	    $this->SetMessageType();
	    $header = $this->CreateHeader();
	    $body = $this->CreateBody();

	    if (empty($this->Body)) {
		throw new \Exception($this->Lang('empty_message'), self::STOP_CRITICAL);
	    }

	    // digitally sign with DKIM if enabled
	    if ($this->DKIM_domain && $this->DKIM_private) {
		$header_dkim = $this->DKIM_Add($header, $this->Subject, $body);
		$header = str_replace("\r\n", "\n", $header_dkim) . $header;
	    }

	    // Choose the mailer and send through it
	    switch ($this->Mailer) {
		case 'sendmail':
		    return $this->SendmailSend($header, $body);
		case 'smtp':
		    return $this->SmtpSend($header, $body);
		default:
		    return $this->MailSend($header, $body);
	    }
	} catch (\Exception $e) {
	    $this->SetError($e->getMessage());
	    if ($this->exceptions) {
		throw $e;
	    }
	    echo $e->getMessage() . "\n";
	    return false;
	}
    }

    /**
     * Sends mail using the $Sendmail program.
     * @param string $header The message headers
     * @param string $body The message body
     * @access protected
     * @return bool
     */
    protected function SendmailSend($header, $body) {
	if ($this->Sender != '') {
	    $sendmail = sprintf("%s -oi -f %s -t", escapeshellcmd($this->Sendmail), escapeshellarg($this->Sender));
	} else {
	    $sendmail = sprintf("%s -oi -t", escapeshellcmd($this->Sendmail));
	}
	if ($this->SingleTo === true) {
	    foreach ($this->SingleToArray as $key => $val) {
		if (!@$mail = popen($sendmail, 'w')) {
		    throw new \Exception($this->Lang('execute') . $this->Sendmail, self::STOP_CRITICAL);
		}
		fputs($mail, "To: " . $val . "\n");
		fputs($mail, $header);
		fputs($mail, $body);
		$result = pclose($mail);
		// implement call back function if it exists
		$isSent = ($result == 0) ? 1 : 0;
		$this->doCallback($isSent, $val, $this->cc, $this->bcc, $this->Subject, $body);
		if ($result != 0) {
		    throw new \Exception($this->Lang('execute') . $this->Sendmail, self::STOP_CRITICAL);
		}
	    }
	} else {
	    if (!@$mail = popen($sendmail, 'w')) {
		throw new \Exception($this->Lang('execute') . $this->Sendmail, self::STOP_CRITICAL);
	    }
	    fputs($mail, $header);
	    fputs($mail, $body);
	    $result = pclose($mail);
	    // implement call back function if it exists
	    $isSent = ($result == 0) ? 1 : 0;
	    $this->doCallback($isSent, $this->to, $this->cc, $this->bcc, $this->Subject, $body);
	    if ($result != 0) {
		throw new \Exception($this->Lang('execute') . $this->Sendmail, self::STOP_CRITICAL);
	    }
	}
	return true;
    }

    /**
     * Sends mail using the PHP mail() function.
     * @param string $header The message headers
     * @param string $body The message body
     * @access protected
     * @return bool
     */
    protected function MailSend($header, $body) {
	$toArr = array();
	foreach ($this->to as $t) {
	    $toArr[] = $this->AddrFormat($t);
	}
	$to = implode(', ', $toArr);

	$params = sprintf("-oi -f %s", $this->Sender);
	if ($this->Sender != '' && strlen(ini_get('safe_mode')) < 1) {
	    $old_from = ini_get('sendmail_from');
	    ini_set('sendmail_from', $this->Sender);
	    if ($this->SingleTo === true && count($toArr) > 1) {
		foreach ($toArr as $key => $val) {
		    $rt = @mail($val, $this->EncodeHeader($this->SecureHeader($this->Subject)), $body, $header, $params);
		    // implement call back function if it exists
		    $isSent = ($rt == 1) ? 1 : 0;
		    $this->doCallback($isSent, $val, $this->cc, $this->bcc, $this->Subject, $body);
		}
	    } else {
		$rt = @mail($to, $this->EncodeHeader($this->SecureHeader($this->Subject)), $body, $header, $params);
		// implement call back function if it exists
		$isSent = ($rt == 1) ? 1 : 0;
		$this->doCallback($isSent, $to, $this->cc, $this->bcc, $this->Subject, $body);
	    }
	} else {
	    if ($this->SingleTo === true && count($toArr) > 1) {
		foreach ($toArr as $key => $val) {
		    $rt = @mail($val, $this->EncodeHeader($this->SecureHeader($this->Subject)), $body, $header, $params);
		    // implement call back function if it exists
		    $isSent = ($rt == 1) ? 1 : 0;
		    $this->doCallback($isSent, $val, $this->cc, $this->bcc, $this->Subject, $body);
		}
	    } else {
		$rt = @mail($to, $this->EncodeHeader($this->SecureHeader($this->Subject)), $body, $header);
		// implement call back function if it exists
		$isSent = ($rt == 1) ? 1 : 0;
		$this->doCallback($isSent, $to, $this->cc, $this->bcc, $this->Subject, $body);
	    }
	}
	if (isset($old_from)) {
	    ini_set('sendmail_from', $old_from);
	}
	if (!$rt) {
	    throw new \Exception($this->Lang('instantiate'), self::STOP_CRITICAL);
	}
	return true;
    }

    /**
     * Sends mail via SMTP using PhpSMTP
     * Returns false if there is a bad MAIL FROM, RCPT, or DATA input.
     * @param string $header The message headers
     * @param string $body The message body
     * @uses SMTP
     * @access protected
     * @return bool
     */
    protected function SmtpSend($header, $body) {
	// require_once $this->PluginDir . 'Smtp.php';

	$bad_rcpt = array();

	if (!$this->SmtpConnect()) {
	    throw new \Exception($this->Lang('smtp_connect_failed'), self::STOP_CRITICAL);
	}
	$smtp_from = ($this->Sender == '') ? $this->From : $this->Sender;
	if (!$this->smtp->Mail($smtp_from)) {
	    throw new \Exception($this->Lang('from_failed') . $smtp_from, self::STOP_CRITICAL);
	}

	// Attempt to send attach all recipients
	foreach ($this->to as $to) {
	    if (!$this->smtp->Recipient($to[0])) {
		$bad_rcpt[] = $to[0];
		// implement call back function if it exists
		$isSent = 0;
		$this->doCallback($isSent, $to[0], '', '', $this->Subject, $body);
	    } else {
		// implement call back function if it exists
		$isSent = 1;
		$this->doCallback($isSent, $to[0], '', '', $this->Subject, $body);
	    }
	}
	foreach ($this->cc as $cc) {
	    if (!$this->smtp->Recipient($cc[0])) {
		$bad_rcpt[] = $cc[0];
		// implement call back function if it exists
		$isSent = 0;
		$this->doCallback($isSent, '', $cc[0], '', $this->Subject, $body);
	    } else {
		// implement call back function if it exists
		$isSent = 1;
		$this->doCallback($isSent, '', $cc[0], '', $this->Subject, $body);
	    }
	}
	foreach ($this->bcc as $bcc) {
	    if (!$this->smtp->Recipient($bcc[0])) {
		$bad_rcpt[] = $bcc[0];
		// implement call back function if it exists
		$isSent = 0;
		$this->doCallback($isSent, '', '', $bcc[0], $this->Subject, $body);
	    } else {
		// implement call back function if it exists
		$isSent = 1;
		$this->doCallback($isSent, '', '', $bcc[0], $this->Subject, $body);
	    }
	}


	if (count($bad_rcpt) > 0) { //Create error message for any bad addresses
	    $badaddresses = implode(', ', $bad_rcpt);
	    throw new \Exception($this->Lang('recipients_failed') . $badaddresses);
	}
	if (!$this->smtp->Data($header . $body)) {
	    throw new \Exception($this->Lang('data_not_accepted'), self::STOP_CRITICAL);
	}
	if ($this->SMTPKeepAlive == true) {
	    $this->smtp->Reset();
	}
	return true;
    }

    /**
     * Initiates a connection to an SMTP server.
     * Returns false if the operation failed.
     * @uses SMTP
     * @access public
     * @return bool
     */
    public function SmtpConnect() {
	if (is_null($this->smtp)) {
	    $this->smtp = new SMTP();
	}

	$this->smtp->do_debug = $this->SMTPDebug;
	$hosts = explode(';', $this->Host);
	$index = 0;
	$connection = $this->smtp->Connected();

	// Retry while there is no connection
	try {
	    while ($index < count($hosts) && !$connection) {
		$hostinfo = array();
		if (preg_match('/^(.+):([0-9]+)$/', $hosts[$index], $hostinfo)) {
		    $host = $hostinfo[1];
		    $port = $hostinfo[2];
		} else {
		    $host = $hosts[$index];
		    $port = $this->Port;
		}

		$tls = ($this->SMTPSecure == 'tls');
		$ssl = ($this->SMTPSecure == 'ssl');

		if ($this->smtp->Connect(($ssl ? 'ssl://' : '') . $host, $port, $this->Timeout)) {

		    $hello = ($this->Helo != '' ? $this->Helo : $this->ServerHostname());
		    $this->smtp->Hello($hello);

		    if ($tls) {
			if (!$this->smtp->StartTLS()) {
			    throw new \Exception($this->Lang('tls'));
			}

			//We must resend HELO after tls negotiation
			$this->smtp->Hello($hello);
		    }

		    $connection = true;
		    if ($this->SMTPAuth) {
			if (!$this->smtp->Authenticate($this->Username, $this->Password)) {
			    throw new \Exception($this->Lang('authenticate'));
			}
		    }
		}
		$index++;
		if (!$connection) {
		    throw new \Exception($this->Lang('connect_host'));
		}
	    }
	} catch (\Exception $e) {
	    $this->smtp->Reset();
	    throw $e;
	}
	return true;
    }

    /**
     * Closes the active SMTP session if one exists.
     * @return void
     */
    public function SmtpClose() {
	if (!is_null($this->smtp)) {
	    if ($this->smtp->Connected()) {
		$this->smtp->Quit();
		$this->smtp->Close();
	    }
	}
    }

    /**
     * Sets the language for all class error messages.
     * Returns false if it cannot load the language file.  The default language is English.
     * @param string $langcode ISO 639-1 2-character language code (e.g. Portuguese: "br")
     * @param string $lang_path Path to the language file directory
     * @access public
     */
    function SetLanguage($langcode = 'en', $lang_path = 'language/') {
	//Define full set of translatable strings
	$PHPMAILER_LANG = array(
	    'provide_address' => 'You must provide at least one recipient email address.',
	    'mailer_not_supported' => ' mailer is not supported.',
	    'execute' => 'Could not execute: ',
	    'instantiate' => 'Could not instantiate mail function.',
	    'authenticate' => 'SMTP Error: Could not authenticate.',
	    'from_failed' => 'The following From address failed: ',
	    'recipients_failed' => 'SMTP Error: The following recipients failed: ',
	    'data_not_accepted' => 'SMTP Error: Data not accepted.',
	    'connect_host' => 'SMTP Error: Could not connect to SMTP host.',
	    'file_access' => 'Could not access file: ',
	    'file_open' => 'File Error: Could not open file: ',
	    'encoding' => 'Unknown encoding: ',
	    'signing' => 'Signing Error: ',
	    'smtp_error' => 'SMTP server error: ',
	    'empty_message' => 'Message body empty',
	    'invalid_address' => 'Invalid address',
	    'variable_set' => 'Cannot set or reset variable: '
	);
	//Overwrite language-specific strings. This way we'll never have missing translations - no more "language string failed to load"!
	$l = true;
	if ($langcode != 'en') { //There is no English translation file
	    $l = @include $lang_path . 'phpmailer.lang-' . $langcode . '.php';
	}
	$this->language = $PHPMAILER_LANG;
	return ($l == true); //Returns false if language not found
    }

    /**
     * Return the current array of language strings
     * @return array
     */
    public function GetTranslations() {
	return $this->language;
    }

    /////////////////////////////////////////////////
    // METHODS, MESSAGE CREATION
    /////////////////////////////////////////////////

    /**
     * Creates recipient headers.
     * @access public
     * @return string
     */
    public function AddrAppend($type, $addr) {
	$addr_str = $type . ': ';
	$addresses = array();
	foreach ($addr as $a) {
	    $addresses[] = $this->AddrFormat($a);
	}
	$addr_str .= implode(', ', $addresses);
	$addr_str .= $this->LE;

	return $addr_str;
    }

    /**
     * Formats an address correctly.
     * @access public
     * @return string
     */
    public function AddrFormat($addr) {
	if (empty($addr[1])) {
	    return $this->SecureHeader($addr[0]);
	} else {
	    return $this->EncodeHeader($this->SecureHeader($addr[1]), 'phrase') . " <" . $this->SecureHeader($addr[0]) . ">";
	}
    }

    /**
     * Wraps message for use with mailers that do not
     * automatically perform wrapping and for quoted-printable.
     * Original written by philippe.
     * @param string $message The message to wrap
     * @param integer $length The line length to wrap to
     * @param boolean $qp_mode Whether to run in Quoted-Printable mode
     * @access public
     * @return string
     */
    public function WrapText($message, $length, $qp_mode = false) {
	$soft_break = ($qp_mode) ? sprintf(" =%s", $this->LE) : $this->LE;
	// If utf-8 encoding is used, we will need to make sure we don't
	// split multibyte characters when we wrap
	$is_utf8 = (strtolower($this->CharSet) == "utf-8");

	$message = $this->FixEOL($message);
	if (substr($message, -1) == $this->LE) {
	    $message = substr($message, 0, -1);
	}

	$line = explode($this->LE, $message);
	$message = '';
	for ($i = 0; $i < count($line); $i++) {
	    $line_part = explode(' ', $line[$i]);
	    $buf = '';
	    for ($e = 0; $e < count($line_part); $e++) {
		$word = $line_part[$e];
		if ($qp_mode and ( strlen($word) > $length)) {
		    $space_left = $length - strlen($buf) - 1;
		    if ($e != 0) {
			if ($space_left > 20) {
			    $len = $space_left;
			    if ($is_utf8) {
				$len = $this->UTF8CharBoundary($word, $len);
			    } elseif (substr($word, $len - 1, 1) == "=") {
				$len--;
			    } elseif (substr($word, $len - 2, 1) == "=") {
				$len -= 2;
			    }
			    $part = substr($word, 0, $len);
			    $word = substr($word, $len);
			    $buf .= ' ' . $part;
			    $message .= $buf . sprintf("=%s", $this->LE);
			} else {
			    $message .= $buf . $soft_break;
			}
			$buf = '';
		    }
		    while (strlen($word) > 0) {
			$len = $length;
			if ($is_utf8) {
			    $len = $this->UTF8CharBoundary($word, $len);
			} elseif (substr($word, $len - 1, 1) == "=") {
			    $len--;
			} elseif (substr($word, $len - 2, 1) == "=") {
			    $len -= 2;
			}
			$part = substr($word, 0, $len);
			$word = substr($word, $len);

			if (strlen($word) > 0) {
			    $message .= $part . sprintf("=%s", $this->LE);
			} else {
			    $buf = $part;
			}
		    }
		} else {
		    $buf_o = $buf;
		    $buf .= ($e == 0) ? $word : (' ' . $word);

		    if (strlen($buf) > $length and $buf_o != '') {
			$message .= $buf_o . $soft_break;
			$buf = $word;
		    }
		}
	    }
	    $message .= $buf . $this->LE;
	}

	return $message;
    }

    /**
     * Finds last character boundary prior to maxLength in a utf-8
     * quoted (printable) encoded string.
     * Original written by Colin Brown.
     * @access public
     * @param string $encodedText utf-8 QP text
     * @param int    $maxLength   find last character boundary prior to this length
     * @return int
     */
    public function UTF8CharBoundary($encodedText, $maxLength) {
	$foundSplitPos = false;
	$lookBack = 3;
	while (!$foundSplitPos) {
	    $lastChunk = substr($encodedText, $maxLength - $lookBack, $lookBack);
	    $encodedCharPos = strpos($lastChunk, "=");
	    if ($encodedCharPos !== false) {
		// Found start of encoded character byte within $lookBack block.
		// Check the encoded byte value (the 2 chars after the '=')
		$hex = substr($encodedText, $maxLength - $lookBack + $encodedCharPos + 1, 2);
		$dec = hexdec($hex);
		if ($dec < 128) { // Single byte character.
		    // If the encoded char was found at pos 0, it will fit
		    // otherwise reduce maxLength to start of the encoded char
		    $maxLength = ($encodedCharPos == 0) ? $maxLength :
			    $maxLength - ($lookBack - $encodedCharPos);
		    $foundSplitPos = true;
		} elseif ($dec >= 192) { // First byte of a multi byte character
		    // Reduce maxLength to split at start of character
		    $maxLength = $maxLength - ($lookBack - $encodedCharPos);
		    $foundSplitPos = true;
		} elseif ($dec < 192) { // Middle byte of a multi byte character, look further back
		    $lookBack += 3;
		}
	    } else {
		// No encoded character found
		$foundSplitPos = true;
	    }
	}
	return $maxLength;
    }

    /**
     * Set the body wrapping.
     * @access public
     * @return void
     */
    public function SetWordWrap() {
	if ($this->WordWrap < 1) {
	    return;
	}

	switch ($this->message_type) {
	    case 'alt':
	    case 'alt_attachments':
		$this->AltBody = $this->WrapText($this->AltBody, $this->WordWrap);
		break;
	    default:
		$this->Body = $this->WrapText($this->Body, $this->WordWrap);
		break;
	}
    }

    /**
     * Assembles message header.
     * @access public
     * @return string The assembled header
     */
    public function CreateHeader() {
	$result = '';

	// Set the boundaries
	$uniq_id = md5(uniqid(time()));
	$this->boundary[1] = 'b1_' . $uniq_id;
	$this->boundary[2] = 'b2_' . $uniq_id;

	$result .= $this->HeaderLine('Date', self::RFCDate());
	if ($this->Sender == '') {
	    $result .= $this->HeaderLine('Return-Path', trim($this->From));
	} else {
	    $result .= $this->HeaderLine('Return-Path', trim($this->Sender));
	}

	// To be created automatically by mail()
	if ($this->Mailer != 'mail') {
	    if ($this->SingleTo === true) {
		foreach ($this->to as $t) {
		    $this->SingleToArray[] = $this->AddrFormat($t);
		}
	    } else {
		if (count($this->to) > 0) {
		    $result .= $this->AddrAppend('To', $this->to);
		} elseif (count($this->cc) == 0) {
		    $result .= $this->HeaderLine('To', 'undisclosed-recipients:;');
		}
	    }
	}

	$from = array();
	$from[0][0] = trim($this->From);
	$from[0][1] = $this->FromName;
	$result .= $this->AddrAppend('From', $from);

	// sendmail and mail() extract Cc from the header before sending
	if (count($this->cc) > 0) {
	    $result .= $this->AddrAppend('Cc', $this->cc);
	}

	// sendmail and mail() extract Bcc from the header before sending
	if ((($this->Mailer == 'sendmail') || ($this->Mailer == 'mail')) && (count($this->bcc) > 0)) {
	    $result .= $this->AddrAppend('Bcc', $this->bcc);
	}

	if (count($this->ReplyTo) > 0) {
	    $result .= $this->AddrAppend('Reply-to', $this->ReplyTo);
	}

	// mail() sets the subject itself
	if ($this->Mailer != 'mail') {
	    $result .= $this->HeaderLine('Subject', $this->EncodeHeader($this->SecureHeader($this->Subject)));
	}

	if ($this->MessageID != '') {
	    $result .= $this->HeaderLine('Message-ID', $this->MessageID);
	} else {
	    $result .= sprintf("Message-ID: <%s@%s>%s", $uniq_id, $this->ServerHostname(), $this->LE);
	}
	$result .= $this->HeaderLine('X-Priority', $this->Priority);
	$result .= $this->HeaderLine('X-Mailer', 'PHPMailer ' . $this->Version . ' (phpmailer.sourceforge.net)');

	if ($this->ConfirmReadingTo != '') {
	    $result .= $this->HeaderLine('Disposition-Notification-To', '<' . trim($this->ConfirmReadingTo) . '>');
	}

	// Add custom headers
	for ($index = 0; $index < count($this->CustomHeader); $index++) {
	    $result .= $this->HeaderLine(trim($this->CustomHeader[$index][0]), $this->EncodeHeader(trim($this->CustomHeader[$index][1])));
	}
	if (!$this->sign_key_file) {
	    $result .= $this->HeaderLine('MIME-Version', '1.0');
	    $result .= $this->GetMailMIME();
	}

	return $result;
    }

    /**
     * Returns the message MIME.
     * @access public
     * @return string
     */
    public function GetMailMIME() {
	$result = '';
	switch ($this->message_type) {
	    case 'plain':
		$result .= $this->HeaderLine('Content-Transfer-Encoding', $this->Encoding);
		$result .= sprintf("Content-Type: %s; charset=\"%s\"", $this->ContentType, $this->CharSet);
		break;
	    case 'attachments':
	    case 'alt_attachments':
		if ($this->InlineImageExists()) {
		    $result .= sprintf("Content-Type: %s;%s\ttype=\"text/html\";%s\tboundary=\"%s\"%s", 'multipart/related', $this->LE, $this->LE, $this->boundary[1], $this->LE);
		} else {
		    $result .= $this->HeaderLine('Content-Type', 'multipart/mixed;');
		    $result .= $this->TextLine("\tboundary=\"" . $this->boundary[1] . '"');
		}
		break;
	    case 'alt':
		$result .= $this->HeaderLine('Content-Type', 'multipart/alternative;');
		$result .= $this->TextLine("\tboundary=\"" . $this->boundary[1] . '"');
		break;
	}

	if ($this->Mailer != 'mail') {
	    $result .= $this->LE . $this->LE;
	}

	return $result;
    }

    /**
     * Assembles the message body.  Returns an empty string on failure.
     * @access public
     * @return string The assembled message body
     */
    public function CreateBody() {
	$body = '';

	if ($this->sign_key_file) {
	    $body .= $this->GetMailMIME();
	}

	$this->SetWordWrap();

	switch ($this->message_type) {
	    case 'alt':
		$body .= $this->GetBoundary($this->boundary[1], '', 'text/plain', '');
		$body .= $this->EncodeString($this->AltBody, $this->Encoding);
		$body .= $this->LE . $this->LE;
		$body .= $this->GetBoundary($this->boundary[1], '', 'text/html', '');
		$body .= $this->EncodeString($this->Body, $this->Encoding);
		$body .= $this->LE . $this->LE;
		$body .= $this->EndBoundary($this->boundary[1]);
		break;
	    case 'plain':
		$body .= $this->EncodeString($this->Body, $this->Encoding);
		break;
	    case 'attachments':
		$body .= $this->GetBoundary($this->boundary[1], '', '', '');
		$body .= $this->EncodeString($this->Body, $this->Encoding);
		$body .= $this->LE;
		$body .= $this->AttachAll();
		break;
	    case 'alt_attachments':
		$body .= sprintf("--%s%s", $this->boundary[1], $this->LE);
		$body .= sprintf("Content-Type: %s;%s" . "\tboundary=\"%s\"%s", 'multipart/alternative', $this->LE, $this->boundary[2], $this->LE . $this->LE);
		$body .= $this->GetBoundary($this->boundary[2], '', 'text/plain', '') . $this->LE; // Create text body
		$body .= $this->EncodeString($this->AltBody, $this->Encoding);
		$body .= $this->LE . $this->LE;
		$body .= $this->GetBoundary($this->boundary[2], '', 'text/html', '') . $this->LE; // Create the HTML body
		$body .= $this->EncodeString($this->Body, $this->Encoding);
		$body .= $this->LE . $this->LE;
		$body .= $this->EndBoundary($this->boundary[2]);
		$body .= $this->AttachAll();
		break;
	}

	if ($this->IsError()) {
	    $body = '';
	} elseif ($this->sign_key_file) {
	    try {
		$file = tempnam('', 'mail');
		file_put_contents($file, $body); //TODO check this worked
		$signed = tempnam("", "signed");
		if (@openssl_pkcs7_sign($file, $signed, "file://" . $this->sign_cert_file, array("file://" . $this->sign_key_file, $this->sign_key_pass), NULL)) {
		    @unlink($file);
		    @unlink($signed);
		    $body = file_get_contents($signed);
		} else {
		    @unlink($file);
		    @unlink($signed);
		    throw new \Exception($this->Lang("signing") . openssl_error_string());
		}
	    } catch (\Exception $e) {
		$body = '';
		if ($this->exceptions) {
		    throw $e;
		}
	    }
	}

	return $body;
    }

    /**
     * Returns the start of a message boundary.
     * @access private
     */
    private function GetBoundary($boundary, $charSet, $contentType, $encoding) {
	$result = '';
	if ($charSet == '') {
	    $charSet = $this->CharSet;
	}
	if ($contentType == '') {
	    $contentType = $this->ContentType;
	}
	if ($encoding == '') {
	    $encoding = $this->Encoding;
	}
	$result .= $this->TextLine('--' . $boundary);
	$result .= sprintf("Content-Type: %s; charset = \"%s\"", $contentType, $charSet);
	$result .= $this->LE;
	$result .= $this->HeaderLine('Content-Transfer-Encoding', $encoding);
	$result .= $this->LE;

	return $result;
    }

    /**
     * Returns the end of a message boundary.
     * @access private
     */
    private function EndBoundary($boundary) {
	return $this->LE . '--' . $boundary . '--' . $this->LE;
    }

    /**
     * Sets the message type.
     * @access private
     * @return void
     */
    private function SetMessageType() {
	if (count($this->attachment) < 1 && strlen($this->AltBody) < 1) {
	    $this->message_type = 'plain';
	} else {
	    if (count($this->attachment) > 0) {
		$this->message_type = 'attachments';
	    }
	    if (strlen($this->AltBody) > 0 && count($this->attachment) < 1) {
		$this->message_type = 'alt';
	    }
	    if (strlen($this->AltBody) > 0 && count($this->attachment) > 0) {
		$this->message_type = 'alt_attachments';
	    }
	}
    }

    /**
     *  Returns a formatted header line.
     * @access public
     * @return string
     */
    public function HeaderLine($name, $value) {
	return $name . ': ' . $value . $this->LE;
    }

    /**
     * Returns a formatted mail line.
     * @access public
     * @return string
     */
    public function TextLine($value) {
	return $value . $this->LE;
    }

    /////////////////////////////////////////////////
    // CLASS METHODS, ATTACHMENTS
    /////////////////////////////////////////////////

    /**
     * Adds an attachment from a path on the filesystem.
     * Returns false if the file could not be found
     * or accessed.
     * @param string $path Path to the attachment.
     * @param string $name Overrides the attachment name.
     * @param string $encoding File encoding (see $Encoding).
     * @param string $type File extension (MIME) type.
     * @return bool
     */
    public function AddAttachment($path, $name = '', $encoding = 'base64', $type = 'application/octet-stream') {
	try {
	    if (!@is_file($path)) {
		throw new \Exception($this->Lang('file_access') . $path, self::STOP_CONTINUE);
	    }
	    $filename = basename($path);
	    if ($name == '') {
		$name = $filename;
	    }

	    $this->attachment[] = array(
		0 => $path,
		1 => $filename,
		2 => $name,
		3 => $encoding,
		4 => $type,
		5 => false, // isStringAttachment
		6 => 'attachment',
		7 => 0
	    );
	} catch (\Exception $e) {
	    $this->SetError($e->getMessage());
	    if ($this->exceptions) {
		throw $e;
	    }
	    echo $e->getMessage() . "\n";
	    if ($e->getCode() == self::STOP_CRITICAL) {
		return false;
	    }
	}
	return true;
    }

    /**
     * Return the current array of attachments
     * @return array
     */
    public function GetAttachments() {
	return $this->attachment;
    }

    /**
     * Attaches all fs, string, and binary attachments to the message.
     * Returns an empty string on failure.
     * @access private
     * @return string
     */
    private function AttachAll() {
	// Return text of body
	$mime = array();
	$cidUniq = array();
	$incl = array();

	// Add all attachments
	foreach ($this->attachment as $attachment) {
	    // Check for string attachment
	    $bString = $attachment[5];
	    if ($bString) {
		$string = $attachment[0];
	    } else {
		$path = $attachment[0];
	    }

	    if (in_array($attachment[0], $incl)) {
		continue;
	    }
	    $filename = $attachment[1];
	    $name = $attachment[2];
	    $encoding = $attachment[3];
	    $type = $attachment[4];
	    $disposition = $attachment[6];
	    $cid = $attachment[7];
	    $incl[] = $attachment[0];
	    if ($disposition == 'inline' && isset($cidUniq[$cid])) {
		continue;
	    }
	    $cidUniq[$cid] = true;

	    $mime[] = sprintf("--%s%s", $this->boundary[1], $this->LE);
	    $mime[] = sprintf("Content-Type: %s; name=\"%s\"%s", $type, $this->EncodeHeader($this->SecureHeader($name)), $this->LE);
	    $mime[] = sprintf("Content-Transfer-Encoding: %s%s", $encoding, $this->LE);

	    if ($disposition == 'inline') {
		$mime[] = sprintf("Content-ID: <%s>%s", $cid, $this->LE);
	    }

	    $mime[] = sprintf("Content-Disposition: %s; filename=\"%s\"%s", $disposition, $this->EncodeHeader($this->SecureHeader($name)), $this->LE . $this->LE);

	    // Encode as string attachment
	    if ($bString) {
		$mime[] = $this->EncodeString($string, $encoding);
		if ($this->IsError()) {
		    return '';
		}
		$mime[] = $this->LE . $this->LE;
	    } else {
		$mime[] = $this->EncodeFile($path, $encoding);
		if ($this->IsError()) {
		    return '';
		}
		$mime[] = $this->LE . $this->LE;
	    }
	}

	$mime[] = sprintf("--%s--%s", $this->boundary[1], $this->LE);

	return join('', $mime);
    }

    /**
     * Encodes attachment in requested format.
     * Returns an empty string on failure.
     * @param string $path The full path to the file
     * @param string $encoding The encoding to use; one of 'base64', '7bit', '8bit', 'binary', 'quoted-printable'
     * @see EncodeFile()
     * @access private
     * @return string
     */
    private function EncodeFile($path, $encoding = 'base64') {
	try {
	    if (!is_readable($path)) {
		throw new \Exception($this->Lang('file_open') . $path, self::STOP_CONTINUE);
	    }
	    if (function_exists('get_magic_quotes')) {

		function get_magic_quotes() {
		    return false;
		}

	    }
	    if (PHP_VERSION < 6) {
		$magic_quotes = get_magic_quotes_runtime();
		if ($magic_quotes) {
		    // Deactivate
		    set_magic_quotes_runtime(false);
		}		
	    }
	    $file_buffer = file_get_contents($path);
	    $file_buffer = $this->EncodeString($file_buffer, $encoding);	 
	    return $file_buffer;
	} catch (Exception $e) {
	    $this->SetError($e->getMessage());
	    return '';
	}
    }

    /**
     * Encodes string to requested format.
     * Returns an empty string on failure.
     * @param string $str The text to encode
     * @param string $encoding The encoding to use; one of 'base64', '7bit', '8bit', 'binary', 'quoted-printable'
     * @access public
     * @return string
     */
    public function EncodeString($str, $encoding = 'base64') {
	$encoded = '';
	switch (strtolower($encoding)) {
	    case 'base64':
		$encoded = chunk_split(base64_encode($str), 76, $this->LE);
		break;
	    case '7bit':
	    case '8bit':
		$encoded = $this->FixEOL($str);
		//Make sure it ends with a line break
		if (substr($encoded, -(strlen($this->LE))) != $this->LE)
		    $encoded .= $this->LE;
		break;
	    case 'binary':
		$encoded = $str;
		break;
	    case 'quoted-printable':
		$encoded = $this->EncodeQP($str);
		break;
	    default:
		$this->SetError($this->Lang('encoding') . $encoding);
		break;
	}
	return $encoded;
    }

    /**
     * Encode a header string to best (shortest) of Q, B, quoted or none.
     * @access public
     * @return string
     */
    public function EncodeHeader($str, $position = 'text') {
	$x = 0;

	switch (strtolower($position)) {
	    case 'phrase':
		if (!preg_match('/[\200-\377]/', $str)) {
		    // Can't use addslashes as we don't know what value has magic_quotes_sybase
		    $encoded = addcslashes($str, "\0..\37\177\\\"");
		    if (($str == $encoded) && !preg_match('/[^A-Za-z0-9!#$%&\'*+\/=?^_`{|}~ -]/', $str)) {
			return ($encoded);
		    } else {
			return ("\"$encoded\"");
		    }
		}
		$x = preg_match_all('/[^\040\041\043-\133\135-\176]/', $str, $matches);
		break;
	    case 'comment':
		$x = preg_match_all('/[()"]/', $str, $matches);
	    // Fall-through
	    case 'text':
	    default:
		$x += preg_match_all('/[\000-\010\013\014\016-\037\177-\377]/', $str, $matches);
		break;
	}

	if ($x == 0) {
	    return ($str);
	}

	$maxlen = 75 - 7 - strlen($this->CharSet);
	// Try to select the encoding which should produce the shortest output
	if (strlen($str) / 3 < $x) {
	    $encoding = 'B';
	    if (function_exists('mb_strlen') && $this->HasMultiBytes($str)) {
		// Use a custom function which correctly encodes and wraps long
		// multibyte strings without breaking lines within a character
		$encoded = $this->Base64EncodeWrapMB($str);
	    } else {
		$encoded = base64_encode($str);
		$maxlen -= $maxlen % 4;
		$encoded = trim(chunk_split($encoded, $maxlen, "\n"));
	    }
	} else {
	    $encoding = 'Q';
	    $encoded = $this->EncodeQ($str, $position);
	    $encoded = $this->WrapText($encoded, $maxlen, true);
	    $encoded = str_replace('=' . $this->LE, "\n", trim($encoded));
	}

	$encoded = preg_replace('/^(.*)$/m', " =?" . $this->CharSet . "?$encoding?\\1?=", $encoded);
	$encoded = trim(str_replace("\n", $this->LE, $encoded));

	return $encoded;
    }

    /**
     * Checks if a string contains multibyte characters.
     * @access public
     * @param string $str multi-byte text to wrap encode
     * @return bool
     */
    public function HasMultiBytes($str) {
	if (function_exists('mb_strlen')) {
	    return (strlen($str) > mb_strlen($str, $this->CharSet));
	} else { // Assume no multibytes (we can't handle without mbstring functions anyway)
	    return false;
	}
    }

    /**
     * Correctly encodes and wraps long multibyte strings for mail headers
     * without breaking lines within a character.
     * Adapted from a function by paravoid at http://uk.php.net/manual/en/function.mb-encode-mimeheader.php
     * @access public
     * @param string $str multi-byte text to wrap encode
     * @return string
     */
    public function Base64EncodeWrapMB($str) {
	$start = "=?" . $this->CharSet . "?B?";
	$end = "?=";
	$encoded = "";

	$mb_length = mb_strlen($str, $this->CharSet);
	// Each line must have length <= 75, including $start and $end
	$length = 75 - strlen($start) - strlen($end);
	// Average multi-byte ratio
	$ratio = $mb_length / strlen($str);
	// Base64 has a 4:3 ratio
	$offset = $avgLength = floor($length * $ratio * .75);

	for ($i = 0; $i < $mb_length; $i += $offset) {
	    $lookBack = 0;

	    do {
		$offset = $avgLength - $lookBack;
		$chunk = mb_substr($str, $i, $offset, $this->CharSet);
		$chunk = base64_encode($chunk);
		$lookBack++;
	    } while (strlen($chunk) > $length);

	    $encoded .= $chunk . $this->LE;
	}

	// Chomp the last linefeed
	$encoded = substr($encoded, 0, -strlen($this->LE));
	return $encoded;
    }

    /**
     * Encode string to quoted-printable.
     * Only uses standard PHP, slow, but will always work
     * @access public
     * @param string $string the text to encode
     * @param integer $line_max Number of chars allowed on a line before wrapping
     * @return string
     */
    public function EncodeQPphp($input = '', $line_max = 76, $space_conv = false) {
	$hex = array('0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F');
	$lines = preg_split('/(?:\r\n|\r|\n)/', $input);
	$eol = "\r\n";
	$escape = '=';
	$output = '';
	while (list(, $line) = each($lines)) {
	    $linlen = strlen($line);
	    $newline = '';
	    for ($i = 0; $i < $linlen; $i++) {
		$c = substr($line, $i, 1);
		$dec = ord($c);
		if (( $i == 0 ) && ( $dec == 46 )) { // convert first point in the line into =2E
		    $c = '=2E';
		}
		if ($dec == 32) {
		    if ($i == ( $linlen - 1 )) { // convert space at eol only
			$c = '=20';
		    } else if ($space_conv) {
			$c = '=20';
		    }
		} elseif (($dec == 61) || ($dec < 32 ) || ($dec > 126)) { // always encode "\t", which is *not* required
		    $h2 = floor($dec / 16);
		    $h1 = floor($dec % 16);
		    $c = $escape . $hex[$h2] . $hex[$h1];
		}
		if ((strlen($newline) + strlen($c)) >= $line_max) { // CRLF is not counted
		    $output .= $newline . $escape . $eol; //  soft line break; " =\r\n" is okay
		    $newline = '';
		    // check if newline first character will be point or not
		    if ($dec == 46) {
			$c = '=2E';
		    }
		}
		$newline .= $c;
	    } // end of for
	    $output .= $newline . $eol;
	} // end of while
	return $output;
    }

    /**
     * Encode string to RFC2045 (6.7) quoted-printable format
     * Uses a PHP5 stream filter to do the encoding about 64x faster than the old version
     * Also results in same content as you started with after decoding
     * @see EncodeQPphp()
     * @access public
     * @param string $string the text to encode
     * @param integer $line_max Number of chars allowed on a line before wrapping
     * @param boolean $space_conv Dummy param for compatibility with existing EncodeQP function
     * @return string
     * @author Marcus Bointon
     */
    public function EncodeQP($string, $line_max = 76, $space_conv = false) {
	if (function_exists('quoted_printable_encode')) { //Use native function if it's available (>= PHP5.3)
	    return quoted_printable_encode($string);
	}
	$filters = stream_get_filters();
	if (!in_array('convert.*', $filters)) { //Got convert stream filter?
	    return $this->EncodeQPphp($string, $line_max, $space_conv); //Fall back to old implementation
	}
	$fp = fopen('php://temp/', 'r+');
	$string = preg_replace('/\r\n?/', $this->LE, $string); //Normalise line breaks
	$params = array('line-length' => $line_max, 'line-break-chars' => $this->LE);
	$s = stream_filter_append($fp, 'convert.quoted-printable-encode', STREAM_FILTER_READ, $params);
	fputs($fp, $string);
	rewind($fp);
	$out = stream_get_contents($fp);
	stream_filter_remove($s);
	$out = preg_replace('/^\./m', '=2E', $out); //Encode . if it is first char on a line, workaround for bug in Exchange
	fclose($fp);
	return $out;
    }

    /**
     * Encode string to q encoding.
     * @link http://tools.ietf.org/html/rfc2047
     * @param string $str the text to encode
     * @param string $position Where the text is going to be used, see the RFC for what that means
     * @access public
     * @return string
     */
    public function EncodeQ($str, $position = 'text') {
	// There should not be any EOL in the string
	$encoded = preg_replace('/[\r\n]*/', '', $str);

	switch (strtolower($position)) {
	    case 'phrase':
		$encoded = preg_replace("/([^A-Za-z0-9!*+\/ -])/e", "'='.sprintf('%02X', ord('\\1'))", $encoded);
		break;
	    case 'comment':
		$encoded = preg_replace("/([\(\)\"])/e", "'='.sprintf('%02X', ord('\\1'))", $encoded);
	    case 'text':
	    default:
		// Replace every high ascii, control =, ? and _ characters
		//TODO using /e (equivalent to eval()) is probably not a good idea
		$encoded = preg_replace('/([\000-\011\013\014\016-\037\075\077\137\177-\377])/e', "'='.sprintf('%02X', ord('\\1'))", $encoded);
		break;
	}

	// Replace every spaces to _ (more readable than =20)
	$encoded = str_replace(' ', '_', $encoded);

	return $encoded;
    }

    /**
     * Adds a string or binary attachment (non-filesystem) to the list.
     * This method can be used to attach ascii or binary data,
     * such as a BLOB record from a database.
     * @param string $string String attachment data.
     * @param string $filename Name of the attachment.
     * @param string $encoding File encoding (see $Encoding).
     * @param string $type File extension (MIME) type.
     * @return void
     */
    public function AddStringAttachment($string, $filename, $encoding = 'base64', $type = 'application/octet-stream') {
	// Append to $attachment array
	$this->attachment[] = array(
	    0 => $string,
	    1 => $filename,
	    2 => basename($filename),
	    3 => $encoding,
	    4 => $type,
	    5 => true, // isStringAttachment
	    6 => 'attachment',
	    7 => 0
	);
    }

    /**
     * Adds an embedded attachment.  This can include images, sounds, and
     * just about any other document.  Make sure to set the $type to an
     * image type.  For JPEG images use "image/jpeg" and for GIF images
     * use "image/gif".
     * @param string $path Path to the attachment.
     * @param string $cid Content ID of the attachment.  Use this to identify
     *        the Id for accessing the image in an HTML form.
     * @param string $name Overrides the attachment name.
     * @param string $encoding File encoding (see $Encoding).
     * @param string $type File extension (MIME) type.
     * @return bool
     */
    public function AddEmbeddedImage($path, $cid, $name = '', $encoding = 'base64', $type = 'application/octet-stream') {

	if (!@is_file($path)) {
	    $this->SetError($this->Lang('file_access') . $path);
	    return false;
	}

	$filename = basename($path);
	if ($name == '') {
	    $name = $filename;
	}

	// Append to $attachment array
	$this->attachment[] = array(
	    0 => $path,
	    1 => $filename,
	    2 => $name,
	    3 => $encoding,
	    4 => $type,
	    5 => false, // isStringAttachment
	    6 => 'inline',
	    7 => $cid
	);

	return true;
    }

    /**
     * Returns true if an inline attachment is present.
     * @access public
     * @return bool
     */
    public function InlineImageExists() {
	foreach ($this->attachment as $attachment) {
	    if ($attachment[6] == 'inline') {
		return true;
	    }
	}
	return false;
    }

    /////////////////////////////////////////////////
    // CLASS METHODS, MESSAGE RESET
    /////////////////////////////////////////////////

    /**
     * Clears all recipients assigned in the TO array.  Returns void.
     * @return void
     */
    public function ClearAddresses() {
	foreach ($this->to as $to) {
	    unset($this->all_recipients[strtolower($to[0])]);
	}
	$this->to = array();
    }

    /**
     * Clears all recipients assigned in the CC array.  Returns void.
     * @return void
     */
    public function ClearCCs() {
	foreach ($this->cc as $cc) {
	    unset($this->all_recipients[strtolower($cc[0])]);
	}
	$this->cc = array();
    }

    /**
     * Clears all recipients assigned in the BCC array.  Returns void.
     * @return void
     */
    public function ClearBCCs() {
	foreach ($this->bcc as $bcc) {
	    unset($this->all_recipients[strtolower($bcc[0])]);
	}
	$this->bcc = array();
    }

    /**
     * Clears all recipients assigned in the ReplyTo array.  Returns void.
     * @return void
     */
    public function ClearReplyTos() {
	$this->ReplyTo = array();
    }

    /**
     * Clears all recipients assigned in the TO, CC and BCC
     * array.  Returns void.
     * @return void
     */
    public function ClearAllRecipients() {
	$this->to = array();
	$this->cc = array();
	$this->bcc = array();
	$this->all_recipients = array();
    }

    /**
     * Clears all previously set filesystem, string, and binary
     * attachments.  Returns void.
     * @return void
     */
    public function ClearAttachments() {
	$this->attachment = array();
    }

    /**
     * Clears all custom headers.  Returns void.
     * @return void
     */
    public function ClearCustomHeaders() {
	$this->CustomHeader = array();
    }

    /////////////////////////////////////////////////
    // CLASS METHODS, MISCELLANEOUS
    /////////////////////////////////////////////////

    /**
     * Adds the error message to the error container.
     * @access protected
     * @return void
     */
    protected function SetError($msg) {
	$this->error_count++;
	if ($this->Mailer == 'smtp' and ! is_null($this->smtp)) {
	    $lasterror = $this->smtp->getError();
	    if (!empty($lasterror) and array_key_exists('smtp_msg', $lasterror)) {
		$msg .= '<p>' . $this->Lang('smtp_error') . $lasterror['smtp_msg'] . "</p>\n";
	    }
	}
	$this->ErrorInfo = $msg;
    }

    /**
     * Returns the proper RFC 822 formatted date.
     * @access public
     * @return string
     * @static
     */
    public static function RFCDate() {
	$tz = date('Z');
	$tzs = ($tz < 0) ? '-' : '+';
	$tz = abs($tz);
	$tz = (int) ($tz / 3600) * 100 + ($tz % 3600) / 60;
	$result = sprintf("%s %s%04d", date('D, j M Y H:i:s'), $tzs, $tz);

	return $result;
    }

    /**
     * Returns the server hostname or 'localhost.localdomain' if unknown.
     * @access private
     * @return string
     */
    private function ServerHostname() {
	if (!empty($this->Hostname)) {
	    $result = $this->Hostname;
	} elseif (isset($_SERVER['SERVER_NAME'])) {
	    $result = $_SERVER['SERVER_NAME'];
	} else {
	    $result = 'localhost.localdomain';
	}

	return $result;
    }

    /**
     * Returns a message in the appropriate language.
     * @access private
     * @return string
     */
    private function Lang($key) {
	if (count($this->language) < 1) {
	    $this->SetLanguage('en'); // set the default language
	}

	if (isset($this->language[$key])) {
	    return $this->language[$key];
	} else {
	    return 'Language string failed to load: ' . $key;
	}
    }

    /**
     * Returns true if an error occurred.
     * @access public
     * @return bool
     */
    public function IsError() {
	return ($this->error_count > 0);
    }

    /**
     * Changes every end of line from CR or LF to CRLF.
     * @access private
     * @return string
     */
    private function FixEOL($str) {
	$str = str_replace("\r\n", "\n", $str);
	$str = str_replace("\r", "\n", $str);
	$str = str_replace("\n", $this->LE, $str);
	return $str;
    }

    /**
     * Adds a custom header.
     * @access public
     * @return void
     */
    public function AddCustomHeader($custom_header) {
	$this->CustomHeader[] = explode(':', $custom_header, 2);
    }

    /**
     * Evaluates the message and returns modifications for inline images and backgrounds
     * @access public
     * @return $message
     */
    public function MsgHTML($message, $basedir = '') {
	preg_match_all("/(src|background)=\"(.*)\"/Ui", $message, $images);
	if (isset($images[2])) {
	    foreach ($images[2] as $i => $url) {
		// do not change urls for absolute images (thanks to corvuscorax)
		if (!preg_match('#^[A-z]+://#', $url)) {
		    $filename = basename($url);
		    $directory = dirname($url);
		    ($directory == '.') ? $directory = '' : '';
		    $cid = 'cid:' . md5($filename);
		    $ext = pathinfo($filename, PATHINFO_EXTENSION);
		    $mimeType = self::_mime_types($ext);
		    if (strlen($basedir) > 1 && substr($basedir, -1) != '/') {
			$basedir .= '/';
		    }
		    if (strlen($directory) > 1 && substr($directory, -1) != '/') {
			$directory .= '/';
		    }
		    if ($this->AddEmbeddedImage($basedir . $directory . $filename, md5($filename), $filename, 'base64', $mimeType)) {
			$message = preg_replace("/" . $images[1][$i] . "=\"" . preg_quote($url, '/') . "\"/Ui", $images[1][$i] . "=\"" . $cid . "\"", $message);
		    }
		}
	    }
	}
	$this->IsHTML(true);
	$this->Body = $message;
	$textMsg = trim(strip_tags(preg_replace('/<(head|title|style|script)[^>]*>.*?<\/\\1>/s', '', $message)));
	if (!empty($textMsg) && empty($this->AltBody)) {
	    $this->AltBody = html_entity_decode($textMsg);
	}
	if (empty($this->AltBody)) {
	    $this->AltBody = 'To view this email message, open it in a program that understands HTML!' . "\n\n";
	}
    }

    /**
     * Gets the MIME type of the embedded or inline image
     * @param string File extension
     * @access public
     * @return string MIME type of ext
     * @static
     */
    public static function _mime_types($ext = '') {
	$mimes = array(
	    'hqx' => 'application/mac-binhex40',
	    'cpt' => 'application/mac-compactpro',
	    'doc' => 'application/msword',
	    'bin' => 'application/macbinary',
	    'dms' => 'application/octet-stream',
	    'lha' => 'application/octet-stream',
	    'lzh' => 'application/octet-stream',
	    'exe' => 'application/octet-stream',
	    'class' => 'application/octet-stream',
	    'psd' => 'application/octet-stream',
	    'so' => 'application/octet-stream',
	    'sea' => 'application/octet-stream',
	    'dll' => 'application/octet-stream',
	    'oda' => 'application/oda',
	    'pdf' => 'application/pdf',
	    'ai' => 'application/postscript',
	    'eps' => 'application/postscript',
	    'ps' => 'application/postscript',
	    'smi' => 'application/smil',
	    'smil' => 'application/smil',
	    'mif' => 'application/vnd.mif',
	    'xls' => 'application/vnd.ms-excel',
	    'ppt' => 'application/vnd.ms-powerpoint',
	    'wbxml' => 'application/vnd.wap.wbxml',
	    'wmlc' => 'application/vnd.wap.wmlc',
	    'dcr' => 'application/x-director',
	    'dir' => 'application/x-director',
	    'dxr' => 'application/x-director',
	    'dvi' => 'application/x-dvi',
	    'gtar' => 'application/x-gtar',
	    'php' => 'application/x-httpd-php',
	    'php4' => 'application/x-httpd-php',
	    'php3' => 'application/x-httpd-php',
	    'phtml' => 'application/x-httpd-php',
	    'phps' => 'application/x-httpd-php-source',
	    'js' => 'application/x-javascript',
	    'swf' => 'application/x-shockwave-flash',
	    'sit' => 'application/x-stuffit',
	    'tar' => 'application/x-tar',
	    'tgz' => 'application/x-tar',
	    'xhtml' => 'application/xhtml+xml',
	    'xht' => 'application/xhtml+xml',
	    'zip' => 'application/zip',
	    'mid' => 'audio/midi',
	    'midi' => 'audio/midi',
	    'mpga' => 'audio/mpeg',
	    'mp2' => 'audio/mpeg',
	    'mp3' => 'audio/mpeg',
	    'aif' => 'audio/x-aiff',
	    'aiff' => 'audio/x-aiff',
	    'aifc' => 'audio/x-aiff',
	    'ram' => 'audio/x-pn-realaudio',
	    'rm' => 'audio/x-pn-realaudio',
	    'rpm' => 'audio/x-pn-realaudio-plugin',
	    'ra' => 'audio/x-realaudio',
	    'rv' => 'video/vnd.rn-realvideo',
	    'wav' => 'audio/x-wav',
	    'bmp' => 'image/bmp',
	    'gif' => 'image/gif',
	    'jpeg' => 'image/jpeg',
	    'jpg' => 'image/jpeg',
	    'jpe' => 'image/jpeg',
	    'png' => 'image/png',
	    'tiff' => 'image/tiff',
	    'tif' => 'image/tiff',
	    'css' => 'text/css',
	    'html' => 'text/html',
	    'htm' => 'text/html',
	    'shtml' => 'text/html',
	    'txt' => 'text/plain',
	    'text' => 'text/plain',
	    'log' => 'text/plain',
	    'rtx' => 'text/richtext',
	    'rtf' => 'text/rtf',
	    'xml' => 'text/xml',
	    'xsl' => 'text/xml',
	    'mpeg' => 'video/mpeg',
	    'mpg' => 'video/mpeg',
	    'mpe' => 'video/mpeg',
	    'qt' => 'video/quicktime',
	    'mov' => 'video/quicktime',
	    'avi' => 'video/x-msvideo',
	    'movie' => 'video/x-sgi-movie',
	    'doc' => 'application/msword',
	    'word' => 'application/msword',
	    'xl' => 'application/excel',
	    'eml' => 'message/rfc822'
	);
	return (!isset($mimes[strtolower($ext)])) ? 'application/octet-stream' : $mimes[strtolower($ext)];
    }

    /**
     * Set (or reset) Class Objects (variables)
     *
     * Usage Example:
     * $page->set('X-Priority', '3');
     *
     * @access public
     * @param string $name Parameter Name
     * @param mixed $value Parameter Value
     * NOTE: will not work with arrays, there are no arrays to set/reset
     * @todo Should this not be using __set() magic function?
     */
    public function set($name, $value = '') {
	try {
	    if (isset($this->$name)) {
		$this->$name = $value;
	    } else {
		throw new \Exception($this->Lang('variable_set') . $name, self::STOP_CRITICAL);
	    }
	} catch (Exception $e) {
	    $this->SetError($e->getMessage());
	    if ($e->getCode() == self::STOP_CRITICAL) {
		return false;
	    }
	}
	return true;
    }

    /**
     * Strips newlines to prevent header injection.
     * @access public
     * @param string $str String
     * @return string
     */
    public function SecureHeader($str) {
	$str = str_replace("\r", '', $str);
	$str = str_replace("\n", '', $str);
	return trim($str);
    }

    /**
     * Set the private key file and password to sign the message.
     *
     * @access public
     * @param string $key_filename Parameter File Name
     * @param string $key_pass Password for private key
     */
    public function Sign($cert_filename, $key_filename, $key_pass) {
	$this->sign_cert_file = $cert_filename;
	$this->sign_key_file = $key_filename;
	$this->sign_key_pass = $key_pass;
    }

    /**
     * Set the private key file and password to sign the message.
     *
     * @access public
     * @param string $key_filename Parameter File Name
     * @param string $key_pass Password for private key
     */
    public function DKIM_QP($txt) {
	$tmp = "";
	$line = "";
	for ($i = 0; $i < strlen($txt); $i++) {
	    $ord = ord($txt[$i]);
	    if (((0x21 <= $ord) && ($ord <= 0x3A)) || $ord == 0x3C || ((0x3E <= $ord) && ($ord <= 0x7E))) {
		$line .= $txt[$i];
	    } else {
		$line .= "=" . sprintf("%02X", $ord);
	    }
	}
	return $line;
    }

    /**
     * Generate DKIM signature
     *
     * @access public
     * @param string $s Header
     */
    public function DKIM_Sign($s) {
	$privKeyStr = file_get_contents($this->DKIM_private);
	if ($this->DKIM_passphrase != '') {
	    $privKey = openssl_pkey_get_private($privKeyStr, $this->DKIM_passphrase);
	} else {
	    $privKey = $privKeyStr;
	}
	if (openssl_sign($s, $signature, $privKey)) {
	    return base64_encode($signature);
	}
    }

    /**
     * Generate DKIM Canonicalization Header
     *
     * @access public
     * @param string $s Header
     */
    public function DKIM_HeaderC($s) {
	$s = preg_replace("/\r\n\s+/", " ", $s);
	$lines = explode("\r\n", $s);
	foreach ($lines as $key => $line) {
	    list($heading, $value) = explode(":", $line, 2);
	    $heading = strtolower($heading);
	    $value = preg_replace("/\s+/", " ", $value); // Compress useless spaces
	    $lines[$key] = $heading . ":" . trim($value); // Don't forget to remove WSP around the value
	}
	$s = implode("\r\n", $lines);
	return $s;
    }

    /**
     * Generate DKIM Canonicalization Body
     *
     * @access public
     * @param string $body Message Body
     */
    public function DKIM_BodyC($body) {
	if ($body == '')
	    return "\r\n";
	// stabilize line endings
	$body = str_replace("\r\n", "\n", $body);
	$body = str_replace("\n", "\r\n", $body);
	// END stabilize line endings
	while (substr($body, strlen($body) - 4, 4) == "\r\n\r\n") {
	    $body = substr($body, 0, strlen($body) - 2);
	}
	return $body;
    }

    /**
     * Create the DKIM header, body, as new header
     *
     * @access public
     * @param string $headers_line Header lines
     * @param string $subject Subject
     * @param string $body Body
     */
    public function DKIM_Add($headers_line, $subject, $body) {
	$DKIMsignatureType = 'rsa-sha1'; // Signature & hash algorithms
	$DKIMcanonicalization = 'relaxed/simple'; // Canonicalization of header/body
	$DKIMquery = 'dns/txt'; // Query method
	$DKIMtime = time(); // Signature Timestamp = seconds since 00:00:00 - Jan 1, 1970 (UTC time zone)
	$subject_header = "Subject: $subject";
	$headers = explode("\r\n", $headers_line);
	foreach ($headers as $header) {
	    if (strpos($header, 'From:') === 0) {
		$from_header = $header;
	    } elseif (strpos($header, 'To:') === 0) {
		$to_header = $header;
	    }
	}
	$from = str_replace('|', '=7C', $this->DKIM_QP($from_header));
	$to = str_replace('|', '=7C', $this->DKIM_QP($to_header));
	$subject = str_replace('|', '=7C', $this->DKIM_QP($subject_header)); // Copied header fields (dkim-quoted-printable
	$body = $this->DKIM_BodyC($body);
	$DKIMlen = strlen($body); // Length of body
	$DKIMb64 = base64_encode(pack("H*", sha1($body))); // Base64 of packed binary SHA-1 hash of body
	$ident = ($this->DKIM_identity == '') ? '' : " i=" . $this->DKIM_identity . ";";
	$dkimhdrs = "DKIM-Signature: v=1; a=" . $DKIMsignatureType . "; q=" . $DKIMquery . "; l=" . $DKIMlen . "; s=" . $this->DKIM_selector . ";\r\n" .
		"\tt=" . $DKIMtime . "; c=" . $DKIMcanonicalization . ";\r\n" .
		"\th=From:To:Subject;\r\n" .
		"\td=" . $this->DKIM_domain . ";" . $ident . "\r\n" .
		"\tz=$from\r\n" .
		"\t|$to\r\n" .
		"\t|$subject;\r\n" .
		"\tbh=" . $DKIMb64 . ";\r\n" .
		"\tb=";
	$toSign = $this->DKIM_HeaderC($from_header . "\r\n" . $to_header . "\r\n" . $subject_header . "\r\n" . $dkimhdrs);
	$signed = $this->DKIM_Sign($toSign);
	return "X-PHPMAILER-DKIM: phpmailer.worxware.com\r\n" . $dkimhdrs . $signed . "\r\n";
    }

    protected function doCallback($isSent, $to, $cc, $bcc, $subject, $body) {
	if (!empty($this->action_function) && function_exists($this->action_function)) {
	    $params = array($isSent, $to, $cc, $bcc, $subject, $body);
	    call_user_func_array($this->action_function, $params);
	}
    }

}
?>